CN108214408A - Impact electric hammer universal working platform - Google Patents
Impact electric hammer universal working platform Download PDFInfo
- Publication number
- CN108214408A CN108214408A CN201810002277.6A CN201810002277A CN108214408A CN 108214408 A CN108214408 A CN 108214408A CN 201810002277 A CN201810002277 A CN 201810002277A CN 108214408 A CN108214408 A CN 108214408A
- Authority
- CN
- China
- Prior art keywords
- longitudinal
- electric hammer
- impact electric
- sleeve
- slide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
- B25D17/28—Supports; Devices for holding power-driven percussive tools in working position
- B25D17/30—Pillars and struts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D16/00—Portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
Abstract
The invention discloses a kind of impact electric hammer universal working platforms, including scaffold, the scaffold upper end is equipped with horizontally disposed bearing plate, the bearing plate is equipped with lifting assembly and the translation component for the lifting assembly to be moved to any position on bearing plate, and the upper end of the lifting assembly is equipped with impact electric hammer.By mobile longitudinal sliding motion component and slide laterally component, Primary Location is carried out to lifting assembly, the position that required drilling on laser alignment roof can be opened by second switch simultaneously is finely adjusted impact electric hammer, when impacting the electric hammer alignment position to be drilled, open first switch, handle is pushed down on, rotating bar driving mechanism mandril moves up, and impact electric hammer is made to be lifted up drilling to roof.
Description
Technical field
The present invention relates to engineering construction technical field, more particularly to a kind of impact electric hammer universal working platform.
Background technology
In decoration construction, it is often necessary to punch on roof, be punched at present on roof, usually or by worker's hand-held impact
Electric drill is stood and is faced up on double ladder on head to firmly, punched on roof.Drill process is very laborious, if only boring one, two
Hole does not think too tired yet, but if when carrying out furred ceiling finishing, when needing to bore many holes on roof, using original drilling
Method is just too tired, and the station of people and drilling leans on too near, and the dust that when drilling generates can influence the sight of worker and exhale
Inhale road.
In the prior art, Authorization Notice No. is the Chinese patent of CN102071791B, and it is quick to disclose a kind of furred ceiling ceiling
The method and device of punching, which is that electric impact drill is fixed on montant top, and passes through and manipulate line traffic control electric impact drill
Switch, operating personnel control electric impact drill to punch roof on the ground by montant and manipulation line.The method of the invention is simple
Practicality can obtain extraordinary using effect, and when to roof drilling, worker faces up head on double ladder without station and uses upwards
Power, it is only necessary to stand and be pressed downward lever one end on the ground, downward power is converted into upward power by lever, labour can be mitigated
Intensity saves manpower.Worker wastes time without continuous mobile double ladder and upper and lower double ladder simultaneously, improves work efficiency.
It can ensure construction safety.The present invention is additionally provided with drilling depth limits device and prevents dust from falling the ash disk for influencing construction,
So that it is more convenient to operate；Backing plate is additionally provided in strut bottom, to ensure the steady of strut.
But in the above-mentioned technical solutions, since the montant of connection impact electric hammer is accompanied by water during vertical rise
Translation is dynamic, it is thus possible to there are problems that being not easy positioning drilling, and in boring procedure, also need strut to coordinate montant suitable
Profit moves straight up.
Invention content
The object of the present invention is to provide a kind of impact electric hammer universal working platforms, have and positioning is facilitated to drill and punch excellent
Point.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of impact electric hammer universal working platform, including scaffold, the scaffold upper end is equipped with horizontally disposed bearing plate, institute
Bearing plate is stated equipped with lifting assembly and the translation component for the lifting assembly to be moved to any position on bearing plate, institute
The upper end for stating lifting assembly is equipped with impact electric hammer.
By using above-mentioned technical proposal, translation component can drive lifting assembly moving horizontally on bearing plate, and carry
Rising component can drive the impact electric hammer for being disposed thereon end to move up and down, so as to which impact electric hammer be enable to realize running fix and beaten
Hole.
Further, the translation component includes sliding laterally component and longitudinal sliding motion component, described to slide laterally component
In longitudinal sliding motion on the longitudinal sliding motion component, the lifting assembly is set on described slide laterally on component.
By using above-mentioned technical proposal, the water of lifting assembly can be realized by sliding laterally component and longitudinal sliding motion component
Translation is dynamic.
Further, the lifting assembly includes sleeve and coaxial with the sleeve and stretch through and rotate in the set
Mandril in cylinder, the impact electric hammer are set on the mandril top, and the mandril side wall is rotatably connected to rotating bar, the rotation
The position far from mandril is equipped with the slide opening set along its length on bar, and the side wall of the sleeve is rotatably connected to along sleeve
Radially-protruding supporting rod, end of the supporting rod far from sleeve are slidably connected with the slide opening.
By using above-mentioned technical proposal, the end far from mandril in rotating bar is pressed down on, rotating bar can be made to turn on mandril
It is dynamic, and the slide opening in rotating bar is made to be slided in support boom end, mandril is jacked up upwards from sleeve.
Further, the mandril side wall is equipped with rotation section, in the rotation section on be equipped with shaft, the rotating bar one
End is rotatablely connected with the shaft, and the one end of the supporting rod far from sleeve is equipped with the sliding block being slidably connected with the slide opening, institute
The one end for stating supporting rod and sleeve rotation connection is equipped with swivel becket, and the sleeve is equipped with the ring coordinated with the swivel becket
Shape slot.
By using above-mentioned technical proposal, supporting rod realizes rotation by swivel becket on the annular groove of sleeve, mandril with
The rotation connection of rotating bar is realized by the shaft in groove and mandril rotation connection.The end of supporting rod passes through sliding block and rotation
The slide opening of bar is slidably connected.
Further, it is sliding to be included in two longitudinal directions that parallel and symmetrical in the support plate is set for the longitudinal sliding motion component
Rail slidably connects longitudinal slide in the longitudinal slide rail, and two longitudinal slides are respectively at symmetrical in the longitudinal slide rail
Setting, the both ends of the longitudinal slide rail, which are equipped with, limits longitudinal block that longitudinal slide skids off longitudinal slide rail, and the longitudinal direction is sliding
The both sides of rail length direction are equipped with longitudinal rack, are rotatably connected on the longitudinal direction slide positioned at the longitudinal slide rail both sides and institute
State longitudinal gear of longitudinal rack engagement.
By using above-mentioned technical proposal, longitudinal slide slides in longitudinal slide rail, and longitudinal gear is engaged with longitudinal rack
The frictional force between longitudinal slide and longitudinal slide rail can be increased, making being capable of Stable sliding between longitudinal slide and longitudinal slide rail.
Further, the component that slides laterally includes horizontal slide rail and is slidably matched with the horizontal slide rail lateral sliding
Seat, the both sides of the horizontal slide rail length direction are equipped with horizontal tooth bar, are located at the horizontal slide rail both sides on the cross slide
It is rotatably connected to the transverse gear engaged with the horizontal tooth bar.
By using above-mentioned technical proposal, cross slide slides , Transverse in horizontal slide rail and is engaged to Chi Lun Yu Transverse to rack
Ke Zeng great Transverse to slide Yu frictional force , Shi Transverses of the Transverse between sliding rail to slide Yu Transverse being capable of Stable sliding between sliding rail.
Further, the cross slide is equipped with the connecting pole with the coaxial grafting of the sleeve, the week of the connecting pole
Be equipped with the external screw thread coaxial with the connecting pole to side wall, one end of the sleeve and the connecting pole grafting be equipped with it is described outer
The internal thread of thread fitting.
By using above-mentioned technical proposal, sleeve is threadedly coupled with connecting pole, and sleeve rotates adjustable set on connecting pole
The height of cylinder.
Further, the abutting block for abutting the mandril bottom is equipped in the sleeve.
By using above-mentioned technical proposal, mandril can be abutted by abutting the setting of block, and rotating bar is avoided to be contradicted with sleeve.
Further, end of the rotating bar far from the mandril is equipped with handle, for controlling the first of impact electric hammer
Switch connects impact electric hammer by electric wire and is set on the handle.
By using above-mentioned technical proposal, the first switch on handle can control the keying of impact electric hammer.
Further, laser of the top of the mandril equipped with vertical throw light upward, the second of the laser
Switch is set on by electric wire connecting laser on the handle.
By using above-mentioned technical proposal, the light that laser projects may point to roof, and assist operators are directed at roof
On need the position of turn hole.
In conclusion the invention has the advantages that：
（1）Translation component can drive lifting assembly moving horizontally on bearing plate, and lifting assembly can drive and be disposed thereon
The impact electric hammer at end moves up and down, so as to which impact electric hammer be enable to realize running fix and punching；
(2) cooperation between longitudinal gear and longitudinal rack, transverse gear and horizontal tooth bar, can make to slide laterally component and longitudinal direction
The slip of slide assemblies is more stablized.
Description of the drawings
Fig. 1 is the overall structure diagram of the embodiment of the present invention；
Fig. 2 is the structure diagram of lifting assembly in the embodiment of the present invention；
Fig. 3 is the sectional view that component is translated in the embodiment of the present invention；
Fig. 4 is that the embodiment of the present invention hides the explosive view after impact electric hammer.
In figure, 1, scaffold；2nd, bearing plate；3rd, lifting assembly；4th, component is translated；5th, electric hammer is impacted；41st, group is slid laterally
Part；42nd, longitudinal sliding motion component；6th, sleeve；7th, mandril；8th, rotating bar；9th, slide opening；10th, supporting rod；11st, rotation section；12nd, shaft；
13rd, swivel becket；14th, annular groove；421st, longitudinal slide rail；422nd, longitudinal slide；423rd, longitudinal block；424th, longitudinal rack；425、
Longitudinal gear；411st, horizontal slide rail；412nd, cross slide；413rd, horizontal tooth bar；414th, transverse gear；15th, connecting pole；16th, it supports
Connect block；17th, handle；18th, first switch；19th, laser；20th, second switch；21st, sliding block.
Specific embodiment
The present invention is described in further detail below in conjunction with attached drawing.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art
Member can as needed make the present embodiment the modification of no creative contribution after this specification is read, but as long as at this
It is all protected in the protection domain of invention by Patent Law.
A kind of impact electric hammer universal working platform, as shown in Figure 1, including scaffold 1, the upper end of scaffold 1 is equipped with load-bearing
Plate 2 is provided with translation component 4 and lifting assembly 3 on bearing plate 2, as shown in figure 3, translation component 4 includes sliding laterally component 41
With longitudinal sliding motion component 42, longitudinal sliding motion component 42 is arranged on the end face of bearing plate 2, slide laterally component 41 be slidably connected at it is vertical
On slide assemblies 42, lifting assembly 3, which is arranged on, to be slid laterally on component 41, and impact electricity is provided in the upper end of lifting assembly 3
Hammer 5.
As shown in Fig. 2, lifting assembly 3 includes sleeve 6 and coaxial with sleeve 6 and stretch through and rotate in the top in sleeve 6
Bar 7, impact electric hammer 5 are set on 7 top of mandril, and 7 side wall of mandril is equipped with rotation section 11, shaft 12, shaft are equipped on rotation section 11
Rotating bar 8 is rotatably connected on 12, position of the rotating bar 8 far from mandril 7 is equipped with the slide opening 9 set along its length, set
The side wall of cylinder 6 is rotatably connected to along 6 radially-protruding supporting rod 10 of sleeve, and end of the supporting rod 10 far from sleeve 6 is equipped with sliding block
21, sliding block 21 is slidably connected with slide opening 9.The structure that supporting rod 10 is rotatablely connected with sleeve 6 is to be equipped in one end of supporting rod 10
Swivel becket 13, the side wall of sleeve 6 are circumferentially with annular groove 14, and swivel becket 13 is rotatablely connected with annular groove 14.It is equipped with and supports in sleeve 6
The abutting block 16 of 7 bottom of mandril is connect, rotating bar 8 is contradicted with sleeve 6 when avoiding the mandril 7 from moving down.
As shown in figure 3, longitudinal sliding motion component 42 is included in two longitudinal slide rails that parallel and symmetrical is set in support plate
421, longitudinal slide 422 is slidably connected in longitudinal slide rail 421, two longitudinal slides 422 are respectively at symmetrical in longitudinal slide rail 421
Setting, the both ends of longitudinal slide rail 421 are equipped with longitudinal block 423 that the longitudinal slide 422 of limitation skids off longitudinal slide rail 421, and longitudinal direction is kept off
Block 423 is fixedly connected with support plate, will be vacated between longitudinal slide rail 421 and support plate a distance avoid longitudinal slide 422 with
Support plate contradicts.The both sides of 421 length direction of longitudinal slide rail are equipped with longitudinal rack 424, are located at longitudinal slide rail on longitudinal slide 422
421 both sides are rotatably connected to the longitudinal gear 425 engaged with longitudinal rack 424.
As shown in figure 3, sliding laterally component 41 includes horizontal slide rail 411 and the transverse direction being slidably matched with horizontal slide rail 411
Slide 412, the both sides of 411 length direction of horizontal slide rail are equipped with horizontal tooth bar 413, are located at horizontal slide rail 411 on cross slide 412
Both sides are rotatably connected to the transverse gear 414 engaged with horizontal tooth bar 413.
As shown in figure 4, cross slide 412 is equipped with the connecting pole 15 with 6 coaxial grafting of sleeve, the peripheral side of connecting pole 15
Wall is equipped with the external screw thread coaxial with connecting pole 15, and sleeve 6 and one end of 15 grafting of connecting pole are equipped with the interior spiral shell coordinated with external screw thread
Line.
As shown in Fig. 2, end of the rotating bar 8 far from mandril 7 is equipped with handle 17, first for controlling impact electric hammer 5 opens
It closes 18 and impact electric hammer 5 is connected on handle 17 by electric wire.The top of mandril 7 is equipped with the laser of vertical throw light upward
19, the second switch 20 of laser 19 is set on by electric wire connecting laser 19 on handle 17.
The operation principle of the present embodiment：By mobile longitudinal sliding motion component 42 and component 41 is slid laterally, to lifting assembly 3
Primary Location is carried out, while laser 19 can be opened by second switch 20 and is directed at the position of required drilling on roof to impact
Electric hammer 5 is finely adjusted, and when impacting the alignment position to be drilled of electric hammer 5, can make rotation with sleeve 6 for shaft rotation turn lever 8
Bar 8 turns to the comfortable operation position of operating personnel, opens first switch 18, pushes down on handle 17,8 driving mechanism of rotating bar
Mandril 7 moves up, and impact electric hammer 5 is made to be lifted up drilling to roof.
Claims (10)
1. a kind of impact electric hammer universal working platform, it is characterized in that：Including scaffold (1), scaffold (1) upper end is equipped with water
The bearing plate (2) of flat setting, the bearing plate (2) are equipped with lifting assembly (3) and for the lifting assembly (3) to be moved to
The translation component (4) of any position on bearing plate (2), the upper end of the lifting assembly (3) are equipped with impact electric hammer (5).
2. impact electric hammer universal working platform according to claim 1, it is characterized in that：The translation component (4) is including horizontal stroke
To slide assemblies (41) and longitudinal sliding motion component (42), the component (41) that slides laterally is on the longitudinal sliding motion component (42)
Longitudinal sliding motion, the lifting assembly (3) are slid laterally set on described on component (41).
3. impact electric hammer universal working platform according to claim 2, it is characterized in that：The lifting assembly (3) includes set
Cylinder (6) and coaxial with the sleeve (6) and stretch through and rotate in the mandril (7) in the sleeve (6), the impact electric hammer
(5) set on the mandril (7) top, mandril (7) side wall is rotatably connected to rotating bar (8), separate on the rotating bar (8)
The position of mandril (7) is equipped with the slide opening (9) set along its length, and the side wall of the sleeve (6) is rotatably connected to along set
Cylinder (6) radially-protruding supporting rod (10), end of the supporting rod (10) far from sleeve (6) is slided with the slide opening (9) to be connected
It connects.
4. impact electric hammer universal working platform according to claim 3, it is characterized in that：Mandril (7) side wall, which is equipped with, to be turned
Dynamic portion (11), in the rotation section (11) on be equipped with shaft (12), described rotating bar (8) one end is rotated with the shaft (12)
Connection, the one end of the supporting rod (10) far from sleeve (6) is equipped with the sliding block (21) being slidably connected with the slide opening (9), described
One end of supporting rod (10) and the sleeve (6) rotation connection is equipped with swivel becket (13), and the sleeve (6) is equipped with and described turn
The annular groove (14) of rotating ring (13) cooperation.
5. impact electric hammer universal working platform according to claim 4, it is characterized in that：Longitudinal sliding motion component (42) packet
Two longitudinal slide rails (421) set in parallel and symmetrical in the support plate are included, are slidably connected on the longitudinal slide rail (421)
There is longitudinal slide (422), two longitudinal slides (422) are described vertical respectively at being symmetrical arranged in the longitudinal slide rail (421)
It is equipped with to the both ends of sliding rail (421) and limits longitudinal block (423) that longitudinal slide (422) skids off longitudinal slide rail (421), institute
The both sides for stating longitudinal slide rail (421) length direction are equipped with longitudinal rack (424), are located on the longitudinal direction slide (422) described vertical
The longitudinal gear (425) engaged with the longitudinal rack (424) is rotatably connected to sliding rail (421) both sides.
6. impact electric hammer universal working platform according to claim 5, it is characterized in that：It is described to slide laterally component (41) packet
The cross slide (412) for including horizontal slide rail (411) and being slidably matched with the horizontal slide rail (411), the horizontal slide rail (411)
The both sides of length direction are equipped with horizontal tooth bar (413), are located at the horizontal slide rail (411) both sides on the cross slide (412)
It is rotatably connected to the transverse gear (414) engaged with the horizontal tooth bar (413).
7. impact electric hammer universal working platform according to claim 6, it is characterized in that：It is set on the cross slide (412)
There is the connecting pole (15) with the sleeve (6) coaxial grafting, the circumferential side wall of the connecting pole (15) is equipped with and the connecting pole
(15) coaxial external screw thread, the sleeve (6) and one end of the connecting pole (15) grafting are equipped with what is coordinated with the external screw thread
Internal thread.
8. impact electric hammer universal working platform according to claim 7, it is characterized in that：It is equipped with and abuts in the sleeve (6)
The abutting block (16) of mandril (7) bottom.
9. impact electric hammer universal working platform according to claim 8, it is characterized in that：The rotating bar (8) is far from described
The end of mandril (7) is equipped with handle (17), and the first switch (18) for controlling impact electric hammer (5) connects impact electricity by electric wire
(5) are hammered into shape on the handle (17).
10. impact electric hammer universal working platform according to claim 9, it is characterized in that：The top of the mandril (7) is equipped with
The laser (19) of throw light, the second switch (20) of the laser (19) pass through electric wire connecting laser upward vertically
(19) on the handle (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810002277.6A CN108214408A (en) | 2018-01-02 | 2018-01-02 | Impact electric hammer universal working platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810002277.6A CN108214408A (en) | 2018-01-02 | 2018-01-02 | Impact electric hammer universal working platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108214408A true CN108214408A (en) | 2018-06-29 |
Family
ID=62644854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810002277.6A Pending CN108214408A (en) | 2018-01-02 | 2018-01-02 | Impact electric hammer universal working platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108214408A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482818A (en) * | 2020-12-08 | 2021-03-12 | 浙江上嘉建设有限公司 | Construction method for building external wall reconstruction |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040206859A1 (en) * | 2003-04-17 | 2004-10-21 | Chong Ian M. | Apparatuses, systems, and methods for positioning a powered tool |
| CN202227990U (en) * | 2011-06-30 | 2012-05-23 | 河南国基建设集团有限公司 | Beam bottom bar planting hole forming device |
| CN204549741U (en) * | 2015-04-21 | 2015-08-12 | 高爱峰 | A kind of Miniature stair installed on cat ladder |
| CN204686105U (en) * | 2015-06-05 | 2015-10-07 | 湖北省建工第五建设有限公司 | The positioning supports bracket of boring bar tool |
| CN204716131U (en) * | 2015-04-14 | 2015-10-21 | 成都西南交大驱动技术有限责任公司 | The multi-faceted high-precision borehole equipment of a kind of subway tunnel |
| CN105587264A (en) * | 2014-11-18 | 2016-05-18 | 张斌 | Robot used for punching building ceiling |
| CN205977109U (en) * | 2016-08-12 | 2017-02-22 | 中铁建电气化局集团第四工程有限公司 | Tunnel crab -bolt operation panel that punches |
-
2018
- 2018-01-02 CN CN201810002277.6A patent/CN108214408A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040206859A1 (en) * | 2003-04-17 | 2004-10-21 | Chong Ian M. | Apparatuses, systems, and methods for positioning a powered tool |
| CN202227990U (en) * | 2011-06-30 | 2012-05-23 | 河南国基建设集团有限公司 | Beam bottom bar planting hole forming device |
| CN105587264A (en) * | 2014-11-18 | 2016-05-18 | 张斌 | Robot used for punching building ceiling |
| CN204716131U (en) * | 2015-04-14 | 2015-10-21 | 成都西南交大驱动技术有限责任公司 | The multi-faceted high-precision borehole equipment of a kind of subway tunnel |
| CN204549741U (en) * | 2015-04-21 | 2015-08-12 | 高爱峰 | A kind of Miniature stair installed on cat ladder |
| CN204686105U (en) * | 2015-06-05 | 2015-10-07 | 湖北省建工第五建设有限公司 | The positioning supports bracket of boring bar tool |
| CN205977109U (en) * | 2016-08-12 | 2017-02-22 | 中铁建电气化局集团第四工程有限公司 | Tunnel crab -bolt operation panel that punches |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482818A (en) * | 2020-12-08 | 2021-03-12 | 浙江上嘉建设有限公司 | Construction method for building external wall reconstruction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106677699A (en) | Automatic hydraulic drilling machine for coal mine | |
| CN108437227A (en) | A kind of dust-proof perforating device of lift metope | |
| CN102654021B (en) | Tunnel drilling machine | |
| CN108214408A (en) | Impact electric hammer universal working platform | |
| CN109372428A (en) | A kind of Pneumatic drilling machine of multifunctional foldable | |
| CN104499951A (en) | Support device for drilling machine | |
| CN206732198U (en) | One kind exempts from suspended ceiling drilling device of ascending a height | |
| CN209869062U (en) | Movable and mountable drilling device | |
| CN109057702B (en) | Down-the-hole drill with dustproof function and use method thereof | |
| CN204524342U (en) | Wheel type mobile straight-tooth lifting top board eyes drill | |
| CN114458153A (en) | Drilling equipment for tunnel construction | |
| CN209354058U (en) | A kind of Pneumatic drilling machine of multifunctional foldable | |
| CN211200098U (en) | Concrete auxiliary vibrating device | |
| CN204585571U (en) | Multifunctional wall drilling equipment | |
| CN215241952U (en) | Climbing-free building top drilling device | |
| CN204525381U (en) | A kind of lifting electric hammer combination pressure rod member for boring ceiling furred ceiling muscle hole | |
| CN209614319U (en) | A kind of automatic punch | |
| CN102691404A (en) | Percussion drill support for overhead drilling construction | |
| CN208811277U (en) | A kind of mobile steel truss welding abat-vent | |
| CN204584350U (en) | Portable beam slab bottom surface hole-forming device | |
| CN219472110U (en) | Shaft formwork sliding formwork | |
| CN205600991U (en) | Portable impact is bored with long support | |
| CN212763331U (en) | Furred ceiling auxiliary device that punches | |
| CN110296612A (en) | A kind of device removing blast furnace oxide | |
| CN104227420A (en) | Pipe-milling and pipe-expanding integrated equipment of boiler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180629 |